趋势:=3*SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA
(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1)COLORRED;
买入警戒: IF(趋势<=10,50,0);
底部区域:=MA(IF(L<=LLV(L,15),MA(C,20),0),3)/200;
入货点:IF(REF(底部区域,1)>0 AND REF(C,1)<=REF(O,1) AND 底部区域>0 AND C>O,1,0);

